Adding new node types required adding bits and pieces in many places, which was tedious and failure prone. Now it's just cloning the directory of one of the existing nodes and adding a few lines to 'registries' (all in one directory). Also: - Reanimate custom csound node. - All nodes can be muted.looper
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/*
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* @begin:license
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*
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* Copyright (c) 2015-2018, Benjamin Niemann <pink@odahoda.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* @end:license
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*/
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#include <string>
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#include <ctype.h>
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#include <stdint.h>
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#include "noisicaa/core/status.h"
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#include "noisicaa/audioproc/engine/misc.h"
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#include "noisicaa/audioproc/engine/processor_custom_csound.h"
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namespace {
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using namespace std;
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string port_name_to_csound_label(const string &port_name) {
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string result;
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bool was_alpha = false;
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for (const auto& c : port_name) {
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bool is_alpha = isalpha(c);
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if (is_alpha && !was_alpha) {
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result += toupper(c);
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} else if (is_alpha) {
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result += c;
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}
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was_alpha = is_alpha;
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}
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return result;
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}
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} // namespace
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namespace noisicaa {
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ProcessorCustomCSound::ProcessorCustomCSound(
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const string& node_id, HostSystem *host_system, const pb::NodeDescription& desc)
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: ProcessorCSoundBase(
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node_id, "noisicaa.audioproc.engine.processor.custom_csound", host_system, desc) {}
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Status ProcessorCustomCSound::setup_internal() {
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RETURN_IF_ERROR(ProcessorCSoundBase::setup_internal());
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if (!_desc.has_csound()) {
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return ERROR_STATUS("NodeDescription misses csound field.");
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}
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string orchestra_preamble = "0dbfs = 1.0\nksmps = 32\nnchnls = 2\n";
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for (int i = 0 ; i < _desc.ports_size() ; ++i) {
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const auto& port = _desc.ports(i);
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if (port.type() == pb::PortDescription::AUDIO
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&& port.direction() == pb::PortDescription::INPUT) {
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orchestra_preamble += sprintf(
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"ga%s chnexport \"%s\", 1\n",
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port_name_to_csound_label(port.name()).c_str(),
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port.name().c_str());
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} else if (port.type() == pb::PortDescription::AUDIO
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&& port.direction() == pb::PortDescription::OUTPUT) {
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orchestra_preamble += sprintf(
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"ga%s chnexport \"%s\", 2\n",
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port_name_to_csound_label(port.name()).c_str(),
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port.name().c_str());
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} else if (port.type() == pb::PortDescription::ARATE_CONTROL
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&& port.direction() == pb::PortDescription::INPUT) {
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orchestra_preamble += sprintf(
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"ga%s chnexport \"%s\", 1\n",
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port_name_to_csound_label(port.name()).c_str(),
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port.name().c_str());
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} else if (port.type() == pb::PortDescription::ARATE_CONTROL
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&& port.direction() == pb::PortDescription::OUTPUT) {
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orchestra_preamble += sprintf(
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"ga%s chnexport \"%s\", 2\n",
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port_name_to_csound_label(port.name()).c_str(),
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port.name().c_str());
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} else if (port.type() == pb::PortDescription::EVENTS
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&& port.direction() == pb::PortDescription::INPUT) {
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} else {
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return ERROR_STATUS("Port %s not supported", port.name().c_str());
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}
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}
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RETURN_IF_ERROR(
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set_code(orchestra_preamble + _desc.csound().orchestra(), _desc.csound().score()));
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return Status::Ok();
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}
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void ProcessorCustomCSound::cleanup_internal() {
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ProcessorCSoundBase::cleanup_internal();
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}
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}
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